IAC InterActive Corp.
IAC InterActive Corp. (IAC) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · IAC · as of Mar 31, 2025
Ownership Breakdown
354
Institutional Holders
▼ 12 vs Q4
$3.17B
Total Inst. Value
▲ $182.80M vs Q4
74.39M
Shares Outstanding
freeFloat 74.03%
69.26M
13F Shares Held
▼ 181,507 vs Q4
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
IAC largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-computer programming, data processing, etc. | 8.68M | 12.73% | 12.73% | $398.62B | May 2, 2025 | ▼ 274.5K |
VANGUARD GROUP INC services-computer programming, data processing, etc. | 7.83M | 11.49% | 11.49% | $359.81B | May 9, 2025 | ▼ 74.6K |
JPMORGAN CHASE & CO services-computer programming, data processing, etc. | 5.45M | 8.00% | 8.00% | $250.45B | May 12, 2025 | ▲ 557.1K |
DAVIS SELECTED ADVISERS services-computer programming, data processing, etc. | 2.66M | 3.90% | 3.90% | $122.10B | May 12, 2025 | ▲ 22.2K |
SOUTHEASTERN ASSET MANAGEMENT INC/TN/ services-computer programming, data processing, etc. | 2.46M | 3.60% | 3.60% | $112.81B | May 15, 2025 | ▼ 296.4K |
CORVEX MANAGEMENT LP services-computer programming, data processing, etc. | 2.41M | 3.54% | 3.54% | $110.73B | May 15, 2025 | — held |
STATE STREET CORP services-computer programming, data processing, etc. | 2.37M | 3.48% | 3.48% | $109.04B | May 15, 2025 | ▼ 97.1K |
PATIENT CAPITAL MANAGEMENT, LLC services-computer programming, data processing, etc. | 1.68M | 2.47% | 2.47% | $77.39B | May 14, 2025 | ▲ 17.4K |
ARROWMARK COLORADO HOLDINGS LLC services-computer programming, data processing, etc. | 1.45M | 2.13% | 2.13% | $66.80B | May 15, 2025 | ▼ 215.5K |
BURGUNDY ASSET MANAGEMENT LTD. services-computer programming, data processing, etc. | 1.45M | 2.13% | 2.13% | $66.56B | May 13, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
24
Increased
+3.09M shares3
New Positions
first time holders16
Decreased
−3.50M shares0
Sold Out
fully exitedNet shares change (top 50)
413.0K
+3.09M / −3.50M
Net new holders
+11
3 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
IAC 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.
15
Buy transactions
16
Sell transactions
0.94
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 |
|---|---|---|---|---|---|---|---|
Schwerdtman Michael H SVP and CAO | May 12, 2026 | Sale | 6,878 | $40.54 | $278.8K | 28.7K | Form 4 ↗ |
EISNER MICHAEL D director | Mar 31, 2026 | Award | 359 | $40.03 | $14.4K | 172.5K | Form 4 ↗ |
Lourd Bryan director | Mar 31, 2026 | Award | 406 | $40.03 | $16.3K | 197.9K | Form 4 ↗ |
Clinton Chelsea director | Mar 31, 2026 | Award | 156 | $40.03 | $6.2K | 87.3K | Form 4 ↗ |
Seferian Maria director | Mar 31, 2026 | Award | 312 | $40.03 | $12.5K | 7.5K | Form 4 ↗ |
Schwerdtman Michael H SVP and CAO | Feb 28, 2026 | Tax Withhold | 4,384 | $38.32 | $168.0K | 35.6K | Form 4 ↗ |
KAUFMAN VICTOR Vice Chairman | Feb 10, 2026 | Tax Withhold | 1,007 | $36.47 | $36.7K | 22.5K | Form 4 ↗ |
KAUFMAN VICTOR Vice Chairman | Feb 9, 2026 | Award | 6,845 | — | — | 6.8K | Form 4 ↗ |
Handler Kendall EVP & CLO | Feb 9, 2026 | Award | 123,220 | — | — | 123.2K | Form 4 ↗ |
Handler Kendall EVP & CLO | Feb 8, 2026 | Tax Withhold | 14,584 | $35.65 | $519.9K | 107.2K | 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
IAC InterActive Corp. (IAC) is primarily owned by institutional investors, who hold approximately 93.1% of total shares outstanding. Company insiders own approximately 25.97%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of IAC InterActive Corp. is BLACKROCK, INC., holding approximately 8.68 million shares — equal to 12.73% of outstanding shares — as of March 31, 2025.
A total of 354 institutional investors currently hold IAC stock, with a combined institutional value of approximately $3.17 billion as of the most recent 13F filing period.
Frequently asked questions
IAC ownershipIAC InterActive Corp. (IAC) is primarily owned by institutional investors, who hold approximately 93.1% of shares. The largest shareholder is BLACKROCK, INC. with a 12.73% stake. Company insiders hold 25.97%. Data sourced from SEC Form 13F as of March 31, 2025.