LifeX 2051 Longevity Income ETF
LFAJ
LFAJ was delisted on the 15th of September, 2025.
3 hedge funds and large institutions have $1.32M invested in LifeX 2051 Longevity Income ETF in 2025 Q2 according to their latest regulatory filings, with funds opening new positions, 1 increasing their positions, 2 reducing their positions, and closing their positions.
6.57% more ownership
Funds ownership: 93.01% → 99.58% (+6.6%)
0% more funds holding
Funds holding: 3 → 3 (0)
50% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 2
65% less capital invested
Capital invested by funds: $3.77M → $1.32M (-$2.45M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$69.8K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SRHG
Stone Ridge Holdings Group
New York
|
-$2.37M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$62.9K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Jane Street
New York
| $535K | +$69.8K | +531 | +15% |
|
|
SRHG
2
Stone Ridge Holdings Group
New York
| $411K | -$2.37M | -18,000 | -85% |
|
|
3
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $373K | -$62.9K | -478 | -15% |
|
LFAJ Hedge Fund Activity: Q2 2025 in Review
3 of the 7,600 institutional investors tracked by Wall St. Rank reported a position in LifeX 2051 Longevity Income ETF (LFAJ) for Q2 2025, worth a combined $1.32M — down 65% from $3.77M a quarter earlier.
Fund positioning in LFAJ was balanced in Q2 2025: 0 funds opened new positions, 0 closed out, 1 added to existing stakes and 2 trimmed.
The largest buyer was Jane Street, adding an estimated $69.8K. The largest seller was Stone Ridge Holdings Group, cutting an estimated $2.37M.
- 3 institutional investors held LifeX 2051 Longevity Income ETF (LFAJ) as of Q2 2025, unchanged from Q1 2025.
- Funds reported $1.32M of LifeX 2051 Longevity Income ETF stock for Q2 2025, down 65% quarter-over-quarter.
- 0 funds opened new LifeX 2051 Longevity Income ETF positions in Q2 2025 and 0 closed out.
- The largest LifeX 2051 Longevity Income ETF buyer in Q2 2025 was Jane Street, an estimated $69.8K added.
- The largest LifeX 2051 Longevity Income ETF seller in Q2 2025 was Stone Ridge Holdings Group, an estimated $2.37M sold.
Based on aggregated 13F filings for Q2 2025.