SEI Investments
SEIC
574 hedge funds and large institutions have $7.94B invested in SEI Investments in 2026 Q2 according to their latest regulatory filings, with 76 funds opening new positions, 173 increasing their positions, 225 reducing their positions, and 62 closing their positions.
25% more funds holding in top 10
Funds holding in top 10: 4 → 5 (+1)
23% more first-time investments, than exits
New positions opened: 76 | Existing positions closed: 62
12% more capital invested
Capital invested by funds: $7.06B → $7.94B (+$876M)
1.63% more ownership
Funds ownership: 73.64% → 75.27% (+1.6%)
1% more funds holding
Funds holding: 569 → 574 (+5)
23% less repeat investments, than reductions
Existing positions increased: 173 | Existing positions reduced: 225
63% less call options, than puts
Call options by funds: $6.6M | Put options by funds: $17.8M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Boston Partners
Boston,
Massachusetts
|
+$115M |
| 2 |
Jane Street
New York
|
+$49.9M |
| 3 |
Barclays
London,
United Kingdom
|
+$38.8M |
| 4 |
ACL
Azora Capital LP
Miami,
Florida
|
+$38.7M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$36.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$58.7M |
| 2 |
Franklin Resources
San Mateo,
California
|
-$41M |
| 3 |
PPF
PFA Pension Forsikringsaktieselskab
Copenhagen,
|
-$40.8M |
| 4 |
PCM
Prana Capital Management
Greenwich,
Connecticut
|
-$28.4M |
| 5 |
First Trust Advisors
Wheaton,
Illinois
|
-$28M |
SEIC Hedge Fund Activity: Q2 2026 in Review
574 of the 8,350 institutional investors tracked by Wall St. Rank reported a position in SEI Investments (SEIC) for Q2 2026, worth a combined $7.94B — up 12% from $7.06B a quarter earlier.
Buyers outnumbered sellers: 76 funds opened new SEIC positions and 62 closed out — a net gain of 14 holders — while 173 added to existing stakes and 225 trimmed.
The largest buyer was Boston Partners, adding an estimated $115M. The largest seller was Morgan Stanley, cutting an estimated $58.7M.
- 574 institutional investors held SEI Investments (SEIC) as of Q2 2026, up from 569 in Q1 2026.
- Funds reported $7.94B of SEI Investments stock for Q2 2026, up 12% quarter-over-quarter.
- 76 funds opened new SEI Investments positions in Q2 2026 and 62 closed out, a net change of +14 holders.
- The largest SEI Investments buyer in Q2 2026 was Boston Partners, an estimated $115M added.
- The largest SEI Investments seller in Q2 2026 was Morgan Stanley, an estimated $58.7M sold.
Based on aggregated 13F filings for Q2 2026.