O'Brien Greene & Co. Inc

Diversified strategyMomentum followerQuality / disciplined sizing

Total reported value

$353.3M

Reporting period: 2026-03-31 · Number of holdings: 192

O'Brien Greene & Co. Inc disclosed 192 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $353.3M and a quarterly turnover rate of 28.6%.

Personality snowflake

Concentration: 10.26
Portfolio Stability: 28.6
Momentum/Contrarian: 100
Sector conviction: 40.9
Diversification: 100
Sizing Uniformity: 84.42

Recent moves

Add VLO
+2.4%　$4.5M
Trim FDX
-92.1%　-$3.5M
Add EOG
+2.3%　$3.5M
Trim TLN
-59.0%　-$2.7M
Trim MSFT
+3.9%　-$2.1M
Trim ADP
-35.9%　-$1.9M

Holdings Map

New buyAddUnchangedTrim

Top 10 holdings by weight

Full holdings list this quarter

Showing top 133 holdings (of 192 total)

#	Ticker	Issuer	Asset Subclass	Weight	Weight Change	Shares Change
1	PHYS	Sprott Physical Gold Trust	Stock-Other	5.83%	+0.29%	+2.79%
2	IBKR	Interactive Brokers Gro-cl A	Stock-Financials	4.80%	-0.15%	-2.53%
3	FLBR	Franklin Ftse Brazil ETF	ETF-Other	4.12%	+0.53%	-3.98%
4	AAPL	Apple INC	Stock-Tech	3.97%	-0.45%	+0.90%
5	BRK-B	Berkshire Hathaway Inc-cl B	Stock-Other	3.78%	-0.39%	-0.30%
6	WMT	Walmart INC	Stock-Consumer Staples	3.60%	+0.16%	-1.84%
7	VLO	Valero Energy CORP	Stock-Energy	3.54%	+1.15%	+2.42%
8	EOG	Eog Resources INC	Stock-Energy	3.41%	+0.87%	+2.34%
9	FNV	Franco-nevada CORP	Stock-Materials	3.40%	+0.41%	+0.01%
10	WMB	Williams Cos INC	Stock-Energy	3.20%	+0.42%	-0.30%
11	CBOE	Cboe Global Markets INC	Stock-Financials	3.01%	+0.25%	+2.11%
12	AMGN	Amgen INC	Stock-Healthcare	2.95%	+0.07%	-0.12%
13	CSCO	Cisco Systems INC	Stock-Tech	2.87%	—	-2.32%
14	NTR	Nutrien LTD	Stock-Materials	2.81%	+0.49%	+4.11%
15	UNP	Union Pacific CORP	Stock-Industrials	2.80%	+0.07%	+2.54%
16	CW	Curtiss-wright CORP	Stock-Industrials	2.49%	+0.43%	+2.64%
17	NEE	Nextera Energy INC	Stock-Utilities	2.44%	+0.26%	+1.28%
18	MSFT	Microsoft CORP	Stock-Tech	2.31%	-0.73%	+3.95%
19	DHR	Danaher CORP	Stock-Healthcare	2.16%	-0.44%	+5.10%
20	SPGI	S&p Global INC	Stock-Financials	2.06%	-0.49%	+3.97%
21	LYB	LyondellBasell Industries N.V.	Stock-Materials	1.93%	+1.93%	NEW
22	ABBNY	Abb Ltd-spon Adr	Stock-Industrials	1.90%	+1.90%	NEW
23	VLTO	Veralto CORP	Stock-Industrials	1.72%	-0.22%	+5.05%
24	BSX	Boston Scientific CORP	Stock-Healthcare	1.48%	+1.48%	NEW
25	SONY	Sony Group CORP - Sp Adr	Stock-Tech	1.38%	-0.31%	+6.00%
26	GLNG	Golar LNG Limited	Stock-Energy	1.20%	+0.34%	—
27	COST	Costco Wholesale CORP	Stock-Consumer Staples	0.97%	+0.09%	-0.61%
28	CVX	Chevron CORP	Stock-Energy	0.89%	+0.20%	—
29	✓	Wise PLC Ordf	Stock-Other	0.77%	—	—
30	JPM	Jpmorgan Chase & Co	Stock-Financials	0.72%	—	-0.43%
31	CMI	Cummins INC	Stock-Industrials	0.69%	—	-2.06%
32	SNEX	Stonex Group INC	Stock-Financials	0.67%	+0.12%	+49.99%
33	EMR	Emerson Electric Co	Stock-Industrials	0.62%	—	+7.77%
34	ADP	Automatic Data Processing	Stock-Tech	0.55%	-0.60%	-35.87%
35	WM	Waste Management INC	Stock-Industrials	0.53%	—	—
36	ABBV	Abbvie INC	Stock-Healthcare	0.53%	—	-1.78%
37	GWW	Ww Grainger INC	Stock-Industrials	0.52%	—	-1.76%
38	KO	Coca-cola Co/the	Stock-Consumer Staples	0.49%	—	—
39	IJR	Ishares Core S&p Small-cap E	ETF-Small Cap	0.49%	—	-0.90%
40	CNSWF	Constellation Software INC	Stock-Other	0.48%	-0.19%	+1.80%
41	JNJ	Johnson & Johnson	Stock-Healthcare	0.44%	—	—
42	BSM	Black Stone Minerals LP	Stock-Other	0.43%	—	—
43	TLN	Talen Energy CORP	Stock-Utilities	0.41%	-0.82%	-58.96%
44	RIO	Rio Tinto Plc-spon Adr	Stock-Materials	0.40%	+0.07%	+9.01%
45	EBAY	Ebay INC	Stock-Consumer Disc	0.39%	—	+0.99%
46	GOOGL	Alphabet Inc-cl A	Stock-Comm Services	0.36%	—	-1.55%
47	BOLSY	B3 SA - Unsp Adr	Stock-Other	0.36%	+0.31%	+483.66%
48	BG	Bunge Global SA	Stock-Consumer Staples	0.32%	+0.08%	-4.44%
49	ABT	Abbott Laboratories	Stock-Healthcare	0.30%	—	—
50	SKY	Champion Homes INC	Stock-Consumer Disc	0.29%	—	+3.77%

1–50 of 133

Portfolio Performance

Performance for Q3 2026

+1.7%

Performance Last 4 Quarters

+23%

Based on 83% of reported portfolio value with available pricing

Stdev: +11.5%
Beta: +0.61
Alpha: +1.4%
Max Drawdown: -7.9%
Annualized Perf: +12.8%
Batting Avg vs S&P: +38.9%
Sortino: +1.98
Stutzer: +0.32
Treynor: +0.21
Sterling: +0.8
Calmar: +1.63
Information Ratio: -0.59
Tracking Error: +9.7%
Stdev Down: +6.4%
Winning Months %: +63.9%
Losing Months %: +36.1%
Best 12 Months: +28%
Worst 12 Months: +5.1%
Efficiency Ratio: +0.4
Sharpe: +1.11
Stdev Sectors: +6.4%
Skewness: -0.29
Kurtosis: -1.13
Upside Potential: +3.79

Reported value over time

Sector allocation

Sector allocation over time

Quarterly history

Period	Holdings	Total value	Stability	Top holdings
2026-03-31	192	$353.3M	29	1PHYS 2IBKR 3FLBR Top holdings2026-03-31 1.PHYS 2.IBKR 3.FLBR 4.AAPL 5.BRK-B 6.WMT 7.VLO 8.EOG 9.FNV 10.WMB
2025-12-31	198	$336.8M	13	1PHYS 2IBKR 3AAPL Top holdings2025-12-31 1.PHYS 2.IBKR 3.AAPL 4.BRK-B 5.FLBR 6.WMT 7.CSCO 8.MSFT 9.FNV 10.AMGN
2025-09-30	186	$325.2M	35	1IBKR 2PHYS 3BRK-B Top holdings2025-09-30 1.IBKR 2.PHYS 3.BRK-B 4.AAPL 5.FLBR 6.WMT 7.FNV 8.MSFT 9.WMB 10.CSCO
2025-06-30	198	$305.7M	0	1IBKR 2BRK-B 3PHYS Top holdings2025-06-30 1.IBKR 2.BRK-B 3.PHYS 4.AAPL 5.WMT 6.MSFT 7.WMB 8.FLBR 9.CSCO 10.EOG
2025-03-31	197	$298.1M	100	1BRK-B 2AAPL 3PHYS Top holdings2025-03-31 1.BRK-B 2.AAPL 3.PHYS 4.IBKR 5.EOG 6.WMT 7.WMB 8.AMGN 9.UNP 10.CBOE
2024-12-31	203	$308.0M	0	1AAPL 2BRK-B 3IBKR Top holdings2024-12-31 1.AAPL 2.BRK-B 3.IBKR 4.WMT 5.EOG 6.PHYS 7.MSFT 8.WMB 9.SPGI 10.UNP
2024-09-30	211	$321.1M	0	1BRK-B 2AAPL 3IBKR Top holdings2024-09-30 1.BRK-B 2.AAPL 3.IBKR 4.AMGN 5.WMT 6.DHR 7.EOG 8.UNP 9.PHYS 10.MSFT
2024-06-30	214	$315.8M	0	1BRK-B 2AAPL 3EOG Top holdings2024-06-30 1.BRK-B 2.AAPL 3.EOG 4.IBKR 5.AMGN 6.MSFT 7.DHR 8.TTEN 9.UNP 10.WDC
2024-03-31	207	$304.1M	0	1BRK-B 2EOG 3AAPL Top holdings2024-03-31 1.BRK-B 2.EOG 3.AAPL 4.IBKR 5.TTEN 6.DHR 7.UNP 8.MSFT 9.VLO 10.AMGN
2023-12-31	205	$284.4M	0	1AAPL 2BRK-B 3EOG Top holdings2023-12-31 1.AAPL 2.BRK-B 3.EOG 4.TTEN 5.UNP 6.DHR 7.AMGN 8.MSFT 9.SPGI 10.NTR
2023-09-30	207	$273.4M	0	1BRK-B 2EOG 3AAPL Top holdings2023-09-30 1.BRK-B 2.EOG 3.AAPL 4.DHR 5.TTEN 6.NTR 7.UNP 8.CSCO 9.FNV 10.AMGN
2023-06-30	201	$287.7M	0	1BIL 2AAPL 3BRK-B Top holdings2023-06-30 1.BIL 2.AAPL 3.BRK-B 4.EOG 5.DHR 6.TTEN 7.FNV 8.UNP 9.NTR 10.SPGI
2023-03-31	202	$267.0M	0	1VLO 2EOG 3AAPL Top holdings2023-03-31 1.VLO 2.EOG 3.AAPL 4.BRK-B 5.NTR 6.DHR 7.TTEN 8.FNV 9.UNP 10.CSCO
2022-12-31	206	$263.7M	0	1EOG 2NTR 3BRK-B Top holdings2022-12-31 1.EOG 2.NTR 3.BRK-B 4.VLO 5.DHR 6.TTEN 7.AAPL 8.FNV 9.UNP 10.NEE
2022-09-30	258	$754.7M	0	1NTR 2EOG 3AAPL Top holdings2022-09-30 1.NTR 2.EOG 3.AAPL 4.DHR 5.BRK-B 6.VLO 7.FNV 8.UNP 9.TTEN 10.NEE
2022-06-30	211	$264.8M	0	1NTR 2AAPL 3EOG Top holdings2022-06-30 1.NTR 2.AAPL 3.EOG 4.DHR 5.BRK-B 6.VLO 7.TTEN 8.UNP 9.FNV 10.SPGI
2022-03-31	199	$302.9M	0	1NTR 2AAPL 3BRK-B Top holdings2022-03-31 1.NTR 2.AAPL 3.BRK-B 4.DHR 5.EOG 6.UNP 7.FNV 8.SPGI 9.VLO 10.CSCO
2021-12-31	204	$304.4M	0	1AAPL 2DHR 3NTR Top holdings2021-12-31 1.AAPL 2.DHR 3.NTR 4.SPGI 5.BRK-B 6.LOW 7.UNP 8.CSCO 9.NEE 10.EOG
2021-09-30	203	$274.1M	0	1DHR 2AAPL 3NTR Top holdings2021-09-30 1.DHR 2.AAPL 3.NTR 4.SPGI 5.BRK-B 6.ADBE 7.CSCO 8.LOW 9.UNP 10.NEE
2021-06-30	209	$280.1M	100	1AAPL 2DHR 3NTR Top holdings2021-06-30 1.AAPL 2.DHR 3.NTR 4.SPGI 5.BRK-B 6.ADBE 7.UNP 8.CSCO 9.FNV 10.LGIH
2021-03-31	203	$252.4M	26	1DHR 2AAPL 3NTR Top holdings2021-03-31 1.DHR 2.AAPL 3.NTR 4.BRK-B 5.SPGI 6.LOW 7.UNP 8.CSCO 9.BBY 10.NEE
2020-12-31	192	$243.1M	19	1AAPL 2DHR 3SPGI Top holdings2020-12-31 1.AAPL 2.DHR 3.SPGI 4.UNP 5.BRK-B 6.NEE 7.NTR 8.ADBE 9.SBUX 10.LOW
2020-09-30	180	$210.4M	19	1AAPL 2DHR 3SPGI Top holdings2020-09-30 1.AAPL 2.DHR 3.SPGI 4.LOW 5.BBY 6.ADBE 7.AMGN 8.BRK-B 9.UNP 10.NEE
2020-06-30	176	$188.9M	28	1AAPL 2DHR 3SPGI Top holdings2020-06-30 1.AAPL 2.DHR 3.SPGI 4.CSCO 5.AMGN 6.ECL 7.ADBE 8.LOW 9.NEE 10.UNP
2020-03-31	209	$150.2M	38	1AAPL 2DHR 3SPGI Top holdings2020-03-31 1.AAPL 2.DHR 3.SPGI 4.BRK-B 5.NEE 6.CSCO 7.AMGN 8.ECL 9.BDX 10.UNP
2019-12-31	210	$196.9M	18	1AAPL 2BRK-B 3CSCO Top holdings2019-12-31 1.AAPL 2.BRK-B 3.CSCO 4.SPGI 5.DHR 6.AMGN 7.UNP 8.ECL 9.NEE 10.BDX
2019-09-30	168	$186.3M	16	1AAPL 2CSCO 3BRK-B Top holdings2019-09-30 1.AAPL 2.CSCO 3.BRK-B 4.DHR 5.SPGI 6.ECL 7.NEE 8.UNP 9.AMGN 10.BDX
2019-06-30	176	$190.8M	15	1AAPL 2CSCO 3BRK-B Top holdings2019-06-30 1.AAPL 2.CSCO 3.BRK-B 4.DHR 5.ECL 6.SPGI 7.UNP 8.ULTA 9.JNJ 10.NEE
2019-03-31	177	$198.2M	24	1AAPL 2CSCO 3BRK-B Top holdings2019-03-31 1.AAPL 2.CSCO 3.BRK-B 4.UNP 5.DHR 6.SPGI 7.ULTA 8.ECL 9.JNJ 10.WMT
2018-12-31	171	$167.8M	—	1AAPL 2BRK-B 3CSCO Top holdings2018-12-31 1.AAPL 2.BRK-B 3.CSCO 4.UNP 5.WMT 6.JNJ 7.AMGN 8.SPGI 9.ECL 10.DHR

Holding changes this quarter

O'Brien Greene & Co. Inc's most significant position changes for 2026-03-31: Sold out: Medpace Holdings INC (MEDP); Sold out: Broadridge Financial Solutio (BR); New buy: LyondellBasell Industries N.V. (LYB); New buy: Abb Ltd-spon Adr (ABBNY); New buy: Boston Scientific CORP (BSX).

Position changes disclosed by O'Brien Greene & Co. Inc for the quarter ending 2026-03-31, including ticker, issuer, weight change, shares change, and action
#	Ticker	Issuer	Weight Change	Shares Change	Action
1	VLO	Valero Energy CORP	+1.2%	+2.42%	Add
2	EOG	Eog Resources INC	+0.9%	+2.34%	Add
3	FLBR	Franklin Ftse Brazil ETF	+0.5%	-3.98%	Trim
4	NTR	Nutrien LTD	+0.5%	+4.11%	Add
5	CW	Curtiss-wright CORP	+0.4%	+2.64%	Add
6	WMB	Williams Cos INC	+0.4%	-0.30%	Trim
7	FNV	Franco-nevada CORP	+0.4%	+0.01%	Add
8	GLNG	Golar LNG Limited	+0.3%	—	Unchanged
9	BOLSY	B3 SA - Unsp Adr	+0.3%	+483.66%	Add
10	PHYS	Sprott Physical Gold Trust	+0.3%	+2.79%	Add
11	NEE	Nextera Energy INC	+0.3%	+1.28%	Add
12	CBOE	Cboe Global Markets INC	+0.3%	+2.11%	Add
13	EC	Ecopetrol Sa-sponsored Adr	+0.2%	+540.00%	Add
14	CVX	Chevron CORP	+0.2%	—	Unchanged
15	WMT	Walmart INC	+0.2%	-1.84%	Trim
16	RGR	Sturm Ruger & Co INC	+0.1%	+71.43%	Add
17	SNEX	Stonex Group INC	+0.1%	+49.99%	Add
18	COST	Costco Wholesale CORP	+0.1%	-0.61%	Trim
19	NRP	Natural Resource Partners LP	+0.1%	+125.00%	Add
20	BG	Bunge Global SA	+0.1%	-4.44%	Trim
21	AMGN	Amgen INC	+0.1%	-0.12%	Trim
22	UNP	Union Pacific CORP	+0.1%	+2.54%	Add
23	RIO	Rio Tinto Plc-spon Adr	+0.1%	+9.01%	Add
24	AXON	Axon Enterprise INC	-0.1%	—	Unchanged
25	CCJ	Cameco CORP	-0.1%	-36.11%	Trim
26	✓		-0.1%	-74.60%	Trim
27	IBKR	Interactive Brokers Gro-cl A	-0.2%	-2.53%	Trim
28	CNSWF	Constellation Software INC	-0.2%	+1.80%	Add
29	VLTO	Veralto CORP	-0.2%	+5.05%	Add
30	SONY	Sony Group CORP - Sp Adr	-0.3%	+6.00%	Add
31	BRK-B	Berkshire Hathaway Inc-cl B	-0.4%	-0.30%	Trim
32	DHR	Danaher CORP	-0.4%	+5.10%	Add
33	AAPL	Apple INC	-0.5%	+0.90%	Add
34	SPGI	S&p Global INC	-0.5%	+3.97%	Add
35	ADP	Automatic Data Processing	-0.6%	-35.87%	Trim
36	MSFT	Microsoft CORP	-0.7%	+3.95%	Add
37	TLN	Talen Energy CORP	-0.8%	-58.96%	Trim
38	FDX	Fedex CORP	-1%	-92.13%	Trim
39	MEDP	Medpace Holdings INC	—	EXIT	Sold out
40	BR	Broadridge Financial Solutio	—	EXIT	Sold out
41	LYB	LyondellBasell Industries N.V.	—	NEW	New buy
42	ABBNY	Abb Ltd-spon Adr	—	NEW	New buy
43	BSX	Boston Scientific CORP	—	NEW	New buy
44	TOITF	Topicus.com Inc-sub Voting	—	EXIT	Sold out
45	CROX	Crocs INC	—	EXIT	Sold out
46	CF	Cf Industries Holdings INC	—	NEW	New buy
47	VIRT	Virtu Financial Inc-class A	—	NEW	New buy
48	✓		—	EXIT	Sold out
49	✓		—	EXIT	Sold out
50	HA7	Enviri CORP	—	EXIT	Sold out

FAQ

What is O'Brien Greene & Co. Inc and what type of investor is it?

O'Brien Greene & Co. Inc is a investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-03-31), the firm manages a tracked equity portfolio valued at approximately $353.3M, spread across 192 disclosed positions.

What are O'Brien Greene & Co. Inc's largest equity positions?

Based on the latest 13F filing, O'Brien Greene & Co. Inc's top holdings by market value are: 1. Sprott Physical Gold Trust (PHYS) — $20.6M (5.8%) 2. Interactive Brokers Gro-cl A (IBKR) — $17.0M (4.8%) 3. Franklin Ftse Brazil ETF (FLBR) — $14.6M (4.1%) 4. Apple INC (AAPL) — $14.0M (4.0%) 5. Berkshire Hathaway Inc-cl B (BRK-B) — $13.3M (3.8%)

What changes did O'Brien Greene & Co. Inc make in its most recent portfolio filing?

In the latest reported quarter, O'Brien Greene & Co. Inc made 47 notable position adjustments: 5 new positions were initiated, 22 existing holdings were added to, 13 positions were partially reduced, and 7 were completely exited. The largest of these moves: Sold out: Medpace Holdings INC (MEDP); Sold out: Broadridge Financial Solutio (BR); New buy: LyondellBasell Industries N.V. (LYB); New buy: Abb Ltd-spon Adr (ABBNY); New buy: Boston Scientific CORP (BSX)

What sectors does O'Brien Greene & Co. Inc focus on?

O'Brien Greene & Co. Inc is concentrated in the following sectors based on its current disclosed equity portfolio: • Financials: 18.9% • Energy: 15.8% • Industrials: 14.4% • Information Technology: 14.1% • Materials: 12.5% • Health Care: 10.6%