Selective Insurance Group, Inc.
Selective Insurance Group, Inc. (SIGI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SIGI · as of Sep 30, 2025
Ownership Breakdown
344
Institutional Holders
▼ 11 vs Q2
$4.15B
Total Inst. Value
▼ $388.29M vs Q2
59.87M
Shares Outstanding
freeFloat 99.07%
51.25M
13F Shares Held
▼ 1.16M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SIGI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. fire, marine & casualty insurance | 7.50M | 12.23% | 12.23% | $607.78B | Nov 12, 2025 | ▼ 55.4K |
VANGUARD GROUP INC fire, marine & casualty insurance | 6.72M | 10.96% | 10.96% | $544.59B | Nov 7, 2025 | ▼ 79.2K |
FMR LLC fire, marine & casualty insurance | 5.25M | 8.56% | 8.56% | $425.28B | Nov 13, 2025 | ▲ 57.9K |
AQR CAPITAL MANAGEMENT LLC fire, marine & casualty insurance | 2.60M | 4.24% | 4.24% | $208.05B | Nov 14, 2025 | ▲ 1.00M |
STATE STREET CORP fire, marine & casualty insurance | 2.42M | 3.94% | 3.94% | $195.81B | Nov 14, 2025 | ▼ 17.3K |
GEODE CAPITAL MANAGEMENT, LLC fire, marine & casualty insurance | 1.65M | 2.70% | 2.70% | $133.96B | Nov 12, 2025 | ▲ 50.6K |
MACQUARIE GROUP LTD fire, marine & casualty insurance | 1.32M | 2.16% | 2.16% | $107.40B | Nov 13, 2025 | ▼ 275.7K |
DIMENSIONAL FUND ADVISORS LP fire, marine & casualty insurance | 1.27M | 2.07% | 2.07% | $102.98B | Nov 12, 2025 | ▲ 17.5K |
MORGAN STANLEY fire, marine & casualty insurance | 1.21M | 1.97% | 1.97% | $97.77B | May 27, 2026 | ▼ 545.1K |
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. fire, marine & casualty insurance | 1.09M | 1.78% | 1.78% | $88.32B | Oct 22, 2025 | ▼ 61.2K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
21
Increased
+2.49M shares2
New Positions
first time holders25
Decreased
−2.51M shares0
Sold Out
fully exitedNet shares change (top 50)
22.6K
+2.49M / −2.51M
Net new holders
-2
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SIGI insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
6
Buy transactions
7
Sell transactions
0.86
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Aijala Ainar D JR director | May 1, 2026 | Award | 1,767 | — | — | 11.1K | Form 4 ↗ |
Parsons Julie director | May 1, 2026 | Award | 1,767 | — | — | 1.8K | Form 4 ↗ |
McCarthy Thomas A director | May 1, 2026 | Award | 3,047 | — | — | 5.7K | Form 4 ↗ |
Cavanaugh Terrence W director | May 1, 2026 | Award | 3,047 | — | — | 28.4K | Form 4 ↗ |
SCHEID JOHN STEPHEN director | May 1, 2026 | Award | 1,767 | — | — | 31.8K | Form 4 ↗ |
Sampson Kate director | May 1, 2026 | Award | 1,767 | — | — | 3.2K | Form 4 ↗ |
Nicholson Cynthia S director | May 1, 2026 | Award | 1,767 | — | — | 21.1K | Form 4 ↗ |
DOHERTY ROBERT KELLY director | May 1, 2026 | Award | 1,767 | — | — | 28.9K | Form 4 ↗ |
Mitchell H Elizabeth director | May 1, 2026 | Award | 1,767 | — | — | 16.1K | Form 4 ↗ |
Bacus Lisa R director | May 1, 2026 | Award | 1,767 | — | — | 8.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Selective Insurance Group, Inc. (SIGI) is primarily owned by institutional investors, who hold approximately 85.6% of total shares outstanding. Company insiders own approximately 0.93%, while retail and public investors account for the remaining 13.47%.
The largest institutional shareholder of Selective Insurance Group, Inc. is BLACKROCK, INC., holding approximately 7.50 million shares — equal to 12.23% of outstanding shares — as of September 30, 2025.
A total of 344 institutional investors currently hold SIGI stock, with a combined institutional value of approximately $4.15 billion as of the most recent 13F filing period.
Frequently asked questions
SIGI ownershipSelective Insurance Group, Inc. (SIGI) is primarily owned by institutional investors, who hold approximately 85.6% of shares. The largest shareholder is BLACKROCK, INC. with a 12.23% stake. Company insiders hold 0.93%. Data sourced from SEC Form 13F as of September 30, 2025.