CIK: 0001143261
Total reported value
$187.1M
Reporting period: 2026-03-31 · Number of holdings: 81
EQUITEC PROPRIETARY MARKETS, LLC disclosed 81 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $187.1M and a quarterly turnover rate of 164.9%.
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Equitec Proprietary Markets, LLC's disclosed holdings carry a Herfindahl concentration index of 0.160 — mathematically equivalent to about 6 equally-sized positions, well below its 81 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 2.74), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 31% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Add HO1
+362.6% $44.1M
Add EA
+277.2% $17.3M
Trim PSKY
-83.4% -$8.7M
Trim WBD
-67.2% -$4.3M
Add BHF
+83.4% $1.9M
Add WOLF
+75.6% $752.8K
Showing top 52 holdings (of 81 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | HO1 | Hologic INC | Stock-Other | 29.96% | +23.11% | +362.61% | |
| 2 | ACLXGBX | Arcellx INC | Stock-Other | 17.62% | +17.62% | NEW | |
| 3 | EA | Electronic Arts INC | Stock-Comm Services | 12.62% | +9.02% | +277.20% | |
| 4 | ZIM | ZIM Integrated Shipping Services Ltd. | Stock-Other | 10.93% | +10.93% | NEW | |
| 5 | PEN | Penumbra INC | Stock-Healthcare | 7.34% | +7.34% | NEW | |
| 6 | 430 | Terns Pharmaceuticals INC | Stock-Other | 6.26% | +6.26% | NEW | |
| 7 | BHF | Brighthouse Financial INC | Stock-Financials | 2.45% | +0.90% | +83.39% | |
| 8 | BA | Boeing Co/the | Stock-Industrials | 2.13% | -0.36% | — | |
| 9 | BSX | Boston Scientific CORP | Stock-Healthcare | 2.05% | +2.05% | NEW | |
| 10 | T86 | Tri Pointe Homes INC | Stock-Other | 1.65% | +1.65% | NEW | |
| 11 | WES | Western Midstream Partners L | Stock-Energy | 1.31% | -0.04% | -0.15% | |
| 12 | WBD | Warner Bros Discovery INC | Stock-Comm Services | 1.05% | -2.56% | -67.17% | |
| 13 | WOLF | Wolfspeed INC | Stock-Other | 1.03% | +0.36% | +75.57% | |
| 14 | YEXT | Yext INC | Stock-Other | 0.95% | +0.95% | NEW | |
| 15 | AES | Aes CORP | Stock-Utilities | 0.92% | +0.92% | NEW | |
| 16 | PSKY | Paramount Skydance Cl B | Stock-Comm Services | 0.58% | -5.03% | -83.37% | |
| 17 | JHG | Janus Henderson Group plc | Stock-Financials | 0.40% | +0.40% | NEW | |
| 18 | GLDD | Great Lakes Dredge & Dock Co | Stock-Other | 0.30% | +0.30% | NEW | |
| 19 | 2KZ0 | Kezar Life Sciences INC | Stock-Other | 0.23% | +0.23% | NEW | |
| 20 | LNSR | Lensar INC | Stock-Other | 0.06% | +0.03% | +376.19% | |
| 21 | TLT | Ishares 20+ Year Treasury Bd | ETF-Gov Bonds | 0.04% | — | — | |
| 22 | SSTK | Shutterstock INC | Stock-Other | 0.03% | +0.03% | NEW | |
| 23 | MASI* | Masimo CORP | Stock-Other | 0.02% | +0.02% | NEW | |
| 24 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.02% | — | — | |
| 25 | BBAI-WS | Bigbear.ai Holdings -cw28 | Stock-Other | 0.01% | -0.05% | -8.00% | |
| 26 | LVWR-WS | Livewire Group Inc-27 | Stock-Other | 0.01% | -0.01% | -31.25% | |
| 27 | PMCB | Pharmacyte Biotech INC | Stock-Other | 0.01% | — | — | |
| 28 | TMC | Tmc THE Metals Co INC | Stock-Other | — | -0.01% | — | |
| 29 | AWRE | Aware Inc/mass | Stock-Other | — | -0.01% | — | |
| 30 | NIOBW | Niocorp Developments LTD -28 | Stock-Other | — | — | — | |
| 31 | AMPGZ | Amplitech Group INC Rt-b | Stock-Other | — | — | NEW | |
| 32 | AMPGR | Amplitech Group INC Rt-a | Stock-Other | — | — | NEW | |
| 33 | WEAT | Teucrium Wheat Fund | ETF-Other | — | — | — | |
| 34 | SDA | Sealed Air CORP | Stock-Consumer Disc | — | — | NEW | |
| 35 | JD | Jd.com Inc-adr | Stock-Consumer Disc | — | — | — | |
| 36 | GME | Gamestop Corp-class A | Stock-Consumer Disc | — | -0.07% | -97.99% | |
| 37 | MJ | Amplify Alternat Harvest ETF | ETF-Other | — | — | — | |
| 38 | ✓ | Alpha Tau Medical LTD | Stock-Other | — | — | — | |
| 39 | SABR | Sabre CORP | Stock-Tech | — | — | — | |
| 40 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | — | — | — | |
| 41 | OPENL | Opendoor Technologies Inc-26 | Stock-Other | — | — | -66.67% | |
| 42 | HE | Hawaiian Electric Inds | Stock-Utilities | — | — | — | |
| 43 | UVXY | Proshares Ultra Vix St Futur | ETF-Other | — | — | — | |
| 44 | ICUCW | Lmf Acquisition Opp -a -cw26 | Stock-Other | — | — | — | |
| 45 | BUI-R | Blackrock Utilities Infr- Rt | Stock-Other | — | — | — | |
| 46 | CLSKW | Cleanspark Inc-29 | Stock-Other | — | — | — | |
| 47 | AMC | Amc Entertainment Hlds-cl A | Stock-Other | — | — | -84.55% | |
| 48 | ASST | Strive Inc-a | Stock-Other | — | — | — | |
| 49 | BNZIW | 7gc & Co Holdings Cl A -cw26 | Stock-Other | — | — | — | |
| 50 | GME-WS | Gamestop CORP | Stock-Other | — | — | — |
Performance for Q3 2026
-5.9%
Performance Last 4 Quarters
-9.8%
Based on 40% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 81 | $187.1M | 100 | |
| 2025-12-31 | 84 | $174.2M | 100 | |
| 2025-09-30 | 77 | $440.1M | 100 | |
| 2025-06-30 | 65 | $105.9M | 0 | |
| 2025-03-31 | 66 | $140.6M | 100 | |
| 2024-12-31 | 72 | $102.3M | 0 | |
| 2024-09-30 | 73 | $117.5M | 0 | |
| 2024-06-30 | 80 | $78.7M | 0 | |
| 2024-03-31 | 90 | $164.0M | 0 | |
| 2023-12-31 | 109 | $135.2M | 0 | |
| 2023-09-30 | 132 | $405.0M | 0 | |
| 2023-06-30 | 106 | $331.4M | 0 | |
| 2023-03-31 | 162 | $211.9M | 0 | |
| 2022-12-31 | 213 | $315.4M | 0 | |
| 2022-09-30 | 292 | $379.6M | 0 | |
| 2022-06-30 | 300 | $352.8M | 0 | |
| 2022-03-31 | 265 | $457.2M | 0 | |
| 2021-12-31 | 441 | $739.4M | 0 | |
| 2021-09-30 | 274 | $540.1M | 0 | |
| 2021-06-30 | 304 | $334.1M | 100 | |
| 2020-12-31 | 128 | $383.7M | 100 | |
| 2020-09-30 | 99 | $131.2M | 100 | |
| 2020-03-31 | 321 | $317.7M | 100 | |
| 2018-12-31 | 58 | $257.4M | 100 | |
| 2018-09-30 | 58 | $225.0M | 100 | |
| 2018-06-30 | 58 | $399.6M | 91 | |
| 2018-03-31 | 83 | $327.5M | 59 | |
| 2017-12-31 | 86 | $326.0M | 85 | |
| 2017-09-30 | 96 | $425.3M | 92 | |
| 2017-06-30 | 109 | $438.2M | 100 | |
| 2017-03-31 | 90 | $1.6B | 55 | |
| 2016-12-31 | 127 | $2.5B | 37 | |
| 2016-09-30 | 136 | $2.1B | 32 | |
| 2016-06-30 | 145 | $2.4B | 78 | |
| 2016-03-31 | 155 | $1.3B | 79 | |
| 2015-12-31 | 151 | $1.9B | 38 | |
| 2015-09-30 | 172 | $2.2B | 59 | |
| 2015-06-30 | 154 | $1.7B | 80 | |
| 2015-03-31 | 151 | $1.3B | 100 | |
| 2014-12-31 | 955 | $2.3B | — |
Equitec Proprietary Markets, LLC's most significant position changes for 2026-03-31: Sold out: Netflix INC (NFLX); New buy: Arcellx INC (ACLXGBX); New buy: ZIM Integrated Shipping Services Ltd. (ZIM); Sold out: Cidara Therapeutics INC (CDTX); New buy: Penumbra INC (PEN).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | HO1 | Hologic INC | +23.1% | +362.61% | Add |
| 2 | EA | Electronic Arts INC | +9% | +277.20% | Add |
| 3 | BHF | Brighthouse Financial INC | +0.9% | +83.39% | Add |
| 4 | WOLF | Wolfspeed INC | +0.4% | +75.57% | Add |
| 5 | LNSR | Lensar INC | 0% | +376.19% | Add |
| 6 | OPENL | Opendoor Technologies Inc-26 | — | -66.67% | Trim |
| 7 | LVWR-WS | Livewire Group Inc-27 | 0% | -31.25% | Trim |
| 8 | AWRE | Aware Inc/mass | 0% | — | Unchanged |
| 9 | TMC | Tmc THE Metals Co INC | 0% | — | Unchanged |
| 10 | WES | Western Midstream Partners L | 0% | -0.15% | Trim |
| 11 | BBAI-WS | Bigbear.ai Holdings -cw28 | -0.1% | -8.00% | Trim |
| 12 | GME | Gamestop Corp-class A | -0.1% | -97.99% | Trim |
| 13 | BA | Boeing Co/the | -0.4% | — | Unchanged |
| 14 | WBD | Warner Bros Discovery INC | -2.6% | -67.17% | Trim |
| 15 | PSKY | Paramount Skydance Cl B | -5% | -83.37% | Trim |
| 16 | NFLX | Netflix INC | — | EXIT | Sold out |
| 17 | ACLXGBX | Arcellx INC | — | NEW | New buy |
| 18 | ZIM | ZIM Integrated Shipping Services Ltd. | — | NEW | New buy |
| 19 | CDTX | Cidara Therapeutics INC | — | EXIT | Sold out |
| 20 | PEN | Penumbra INC | — | NEW | New buy |
| 21 | 430 | Terns Pharmaceuticals INC | — | NEW | New buy |
| 22 | ✓ | Avadel Pharmaceu | — | EXIT | Sold out |
| 23 | BSX | Boston Scientific CORP | — | NEW | New buy |
| 24 | T86 | Tri Pointe Homes INC | — | NEW | New buy |
| 25 | YEXT | Yext INC | — | NEW | New buy |
| 26 | KBDC | Kayne Anderson Bdc INC | — | EXIT | Sold out |
| 27 | AES | Aes CORP | — | NEW | New buy |
| 28 | SIRI | Sirius Xm Holdings INC | — | EXIT | Sold out |
| 29 | DVAX | Dynavax Technologies CORP | — | EXIT | Sold out |
| 30 | MSTR | Strategy INC | — | EXIT | Sold out |
| 31 | JHG | Janus Henderson Group plc | — | NEW | New buy |
| 32 | RPTX | Repare Therapeutics INC | — | EXIT | Sold out |
| 33 | MRSN | Mersana Therapeutics INC | — | EXIT | Sold out |
| 34 | GLDD | Great Lakes Dredge & Dock Co | — | NEW | New buy |
| 35 | 2KZ0 | Kezar Life Sciences INC | — | NEW | New buy |
| 36 | DAY | Dayforce INC | — | EXIT | Sold out |
| 37 | KROS | Keros Therapeutics INC | — | EXIT | Sold out |
| 38 | COMP | Compass INC - Class A | — | EXIT | Sold out |
| 39 | THS | Treehouse Foods INC | — | EXIT | Sold out |
| 40 | GLIBK | Liberty Capital Corp-cl C | — | EXIT | Sold out |
| 41 | EXK | Exact Sciences CORP | — | EXIT | Sold out |
| 42 | APLT | Applied Therapeutics INC | — | EXIT | Sold out |
| 43 | SSTK | Shutterstock INC | — | NEW | New buy |
| 44 | MASI* | Masimo CORP | — | NEW | New buy |
| 45 | HRI | Herc Holdings INC | — | EXIT | Sold out |
| 46 | AMPG | Amplitech Group INC | — | EXIT | Sold out |
| 47 | CCRN | Cross Country Healthcare INC | — | EXIT | Sold out |
| 48 | AMPGZ | Amplitech Group INC Rt-b | — | NEW | New buy |
| 49 | AMPGR | Amplitech Group INC Rt-a | — | NEW | New buy |
| 50 | SDA | Sealed Air CORP | — | NEW | New buy |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-11 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-17 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-26 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-06 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-14 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-01-29 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-10-18 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-07-12 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-04-26 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-04-26 | Amendment | View on EDGAR |
| 2023-12-31 | 2024-01-29 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-10-17 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-07-12 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-04-28 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-01-31 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-10-11 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-07-18 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-04-22 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-01-31 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-10-12 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-07-20 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-01-26 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-10-13 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2021-04-19 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-01-30 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-10-15 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-07-17 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-23 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-01-24 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-10-23 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-07-19 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-04-24 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-01-24 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-10-24 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-07-21 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-04-29 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-01-22 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-10-28 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-05 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-05-07 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-09 | Amendment | View on EDGAR |
| 2014-12-31 | 2015-02-06 | 13F-HR | View on EDGAR |
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