SC

Srb CORP

Quality / disciplined sizingLong-term holder

Total reported value

$1.6B

Reporting period: 2026-03-31 · Number of holdings: 44

SRB CORP disclosed 44 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $1.6B and a quarterly turnover rate of 15.1%.

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Personality snowflake

Concentration
24.73
Portfolio Stability
15.09
Momentum/Contrarian
50
Sector conviction
47.38
Diversification
46
Sizing Uniformity
93.36

Recent moves

  • Trim MSFT

    -16.9%　-$122.1M

  • Add INTC

    -1.8%　$14.1M

  • Trim GE

    -18.6%　-$28.5M

  • Add XLB

    0.0%　$8.0M

  • Add GWW

    -2.0%　$4.1M

  • Add MRK

    -2.1%　$5.9M

Holdings Map

New buyAddUnchangedTrim

Top 10 holdings by weight

Full holdings list this quarter

Showing top 23 holdings (of 44 total)

#TickerIssuerAsset SubclassWeightWeight ChangeShares Change4Q Trend
1MSFTMicrosoft CORPStock-Tech13.09%-5.31%-16.94%
2SAFTSafety Insurance Group INCStock-Other8.01%+0.13%-2.59%
3RNRRenaissanceRe Holdings Ltd.Stock-Financials7.09%+0.61%-7.52%
4XLKSs Technology Select SectorETF-Tech6.97%+0.23%—
5INTCIntel CORPStock-Tech5.82%+1.39%-1.77%
6AMZNAmazon.com INCStock-Consumer Disc5.76%-0.07%-2.18%
7XLCSs Comm Select Sector SpdrETF-Other5.45%+0.28%—
8XLBSs Materials Select SectorETF-Other5.31%+1.00%—
9GEGeneral ElectricStock-Industrials5.24%-1.01%-18.65%
10XLVSs Health Care Select SectorETF-Other5.01%+0.28%—
11WMTWalmart INCStock-Consumer Staples4.74%+0.29%-14.64%
12GWWWw Grainger INCStock-Industrials4.48%+0.70%-1.96%
13GOOGLAlphabet Inc-cl AStock-Comm Services4.06%+0.04%-1.80%
14TMToyota Motor CORP -spon AdrStock-Consumer Disc3.69%+0.19%-2.11%
15MRKMerck & Co. INC.Stock-Healthcare3.42%+0.68%-2.13%
16CVSCvs Health CORPStock-Healthcare2.23%-0.07%-3.96%
17SHWSherwin-williams Co/theStock-Materials2.17%+0.18%-1.81%
18PGProcter & Gamble Co/theStock-Consumer Staples2.07%-0.02%-12.31%
19CMCSAComcast Corp-class AStock-Comm Services1.93%+0.13%—
20RSReliance INCStock-Materials1.79%+0.23%-2.30%
21XLYSs Consumer Disc Select SectETF-Other1.03%+0.02%—
22XLISs Industrial Select SectorETF-Other0.33%+0.04%—
23XLPSs Consumer Staples Sel SectETF-Other0.30%+0.05%—

Holding changes this quarter

Srb CORP's most significant position changes for 2026-03-31: Trim: Microsoft CORP (MSFT) — shares -16.94%; Trim: Intel CORP (INTC) — shares -1.77%; Trim: General Electric (GE) — shares -18.65%; Trim: Ww Grainger INC (GWW) — shares -1.96%; Trim: Merck & Co. INC. (MRK) — shares -2.13%.

Position changes disclosed by Srb CORP for the quarter ending 2026-03-31, including ticker, issuer, weight change, shares change, and action
#TickerIssuerWeight ChangeShares ChangeAction
1INTCIntel CORP+1.4%-1.77%Trim
2XLBSs Materials Select Sector+1%—Unchanged
3GWWWw Grainger INC+0.7%-1.96%Trim
4MRKMerck & Co. INC.+0.7%-2.13%Trim
5RNRRenaissanceRe Holdings Ltd.+0.6%-7.52%Trim
6WMTWalmart INC+0.3%-14.64%Trim
7XLCSs Comm Select Sector Spdr+0.3%—Unchanged
8XLVSs Health Care Select Sector+0.3%—Unchanged
9XLKSs Technology Select Sector+0.2%—Unchanged
10RSReliance INC+0.2%-2.30%Trim
11TMToyota Motor CORP -spon Adr+0.2%-2.11%Trim
12SHWSherwin-williams Co/the+0.2%-1.81%Trim
13SAFTSafety Insurance Group INC+0.1%-2.59%Trim
14CMCSAComcast Corp-class A+0.1%—Unchanged
15XLPSs Consumer Staples Sel Sect+0.1%—Unchanged
16GOOGLAlphabet Inc-cl A0%-1.80%Trim
17XLISs Industrial Select Sector0%—Unchanged
18XLYSs Consumer Disc Select Sect0%—Unchanged
19PGProcter & Gamble Co/the0%-12.31%Trim
20AMZNAmazon.com INC-0.1%-2.18%Trim
21CVSCvs Health CORP-0.1%-3.96%Trim
22GEGeneral Electric-1%-18.65%Trim
23MSFTMicrosoft CORP-5.3%-16.94%Trim

FAQ

What is Srb CORP and what type of investor is it?
Srb CORP 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 $1.6B, spread across 44 disclosed positions.
What are Srb CORP's largest equity positions?
Based on the latest 13F filing, Srb CORP's top holdings by market value are: 1. Microsoft CORP (MSFT) — $213.1M (13.1%) 2. Safety Insurance Group INC (SAFT) — $130.4M (8.0%) 3. RenaissanceRe Holdings Ltd. (RNR) — $115.5M (7.1%) 4. Ss Technology Select Sector (XLK) — $113.4M (7.0%) 5. Intel CORP (INTC) — $94.7M (5.8%)
What changes did Srb CORP make in its most recent portfolio filing?
In the latest quarter, Srb CORP took a more defensive posture — trimming 15 positions and completely exiting 0 holdings. The largest of these moves: Trim: Microsoft CORP (MSFT) — shares -16.94%; Trim: Intel CORP (INTC) — shares -1.77%; Trim: General Electric (GE) — shares -18.65%; Trim: Ww Grainger INC (GWW) — shares -1.96%; Trim: Merck & Co. INC. (MRK) — shares -2.13%
What sectors does Srb CORP focus on?
Srb CORP is concentrated in the following sectors based on its current disclosed equity portfolio: • Information Technology: 28.0% • Industrials: 14.4% • Consumer Discretionary: 14.0% • Financials: 10.5% • Consumer Staples: 10.1% • Communication Services: 8.9%

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