Jane Street’s Flex FLEX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $16.3M | Buy |
248,500
+24,800
| +11% | +$1.59M | ﹤0.01% | 1975 |
|
|
2025
Q4 | $13.5M | Buy |
223,700
+21,900
| +11% | +$1.35M | ﹤0.01% | 1972 |
|
|
2025
Q3 | $11.7M | Buy |
201,800
+105,300
| +109% | +$5.59M | ﹤0.01% | 2223 |
|
|
2025
Q2 | $4.82M | Buy |
96,500
+77,200
| +400% | +$3.01M | ﹤0.01% | 3044 |
|
|
2025
Q1 | $638K | Sell |
19,300
-28,400
| -60% | -$1.11M | ﹤0.01% | 6415 |
|
|
2024
Q4 | $1.83M | Buy |
47,700
+20,500
| +75% | +$759K | ﹤0.01% | 4274 |
|
|
2024
Q3 | $909K | Buy |
27,200
+13,200
| +94% | +$406K | ﹤0.01% | 6077 |
|
|
2024
Q2 | $413K | Sell |
14,000
-114,700
| -89% | -$3.43M | ﹤0.01% | 7321 |
|
|
2024
Q1 | $3.68M | Sell |
128,700
-200,263
| -61% | -$5.25M | ﹤0.01% | 3080 |
|
|
2023
Q4 | $7.55M | Buy |
328,963
+302,290
| +1,133% | +$6.05M | ﹤0.01% | 2309 |
|
|
2023
Q3 | $542K | Sell |
26,673
-128,188
| -83% | -$2.6M | ﹤0.01% | 6174 |
|
|
2023
Q2 | $3.23M | Sell |
154,861
-139,600
| -47% | -$2.49M | ﹤0.01% | 3373 |
|
|
2023
Q1 | $5.11M | Sell |
294,461
-9,157
| -3% | -$158K | ﹤0.01% | 2423 |
|
|
2022
Q4 | $4.91M | Sell |
303,618
-98,596
| -25% | -$1.48M | ﹤0.01% | 2510 |
|
|
2022
Q3 | $5.05M | Buy |
402,214
+236,604
| +143% | +$3.02M | ﹤0.01% | 2596 |
|
|
2022
Q2 | $1.81M | Sell |
165,610
-46,843
| -22% | -$580K | ﹤0.01% | 4356 |
|
|
2022
Q1 | $2.97M | Sell |
212,453
-49,630
| -19% | -$634K | ﹤0.01% | 3980 |
|
|
2021
Q4 | $3.62M | Sell |
262,083
-427,559
| -62% | -$5.79M | ﹤0.01% | 3380 |
|
|
2021
Q3 | $9.19M | Buy |
689,642
+417,209
| +153% | +$5.61M | ﹤0.01% | 1902 |
|
|
2021
Q2 | $3.67M | Buy |
272,433
+126,065
| +86% | +$1.71M | ﹤0.01% | 3193 |
|
|
2021
Q1 | $2.02M | Sell |
146,368
-192,548
| -57% | -$2.65M | ﹤0.01% | 3994 |
|
|
2020
Q4 | $4.59M | Buy |
338,916
+321,532
| +1,850% | +$3.72M | ﹤0.01% | 2240 |
|
|
2020
Q3 | $146K | Sell |
17,384
-103,240
| -86% | -$842K | ﹤0.01% | 6611 |
|
|
2020
Q2 | $932K | Buy |
+120,624
| New | +$869K | ﹤0.01% | 4167 |
|
|
2018
Q4 | – | Sell |
-55,867
| Closed | -$552K | – | 5173 |
|
|
2018
Q3 | $552K | Buy |
+55,867
| New | +$585K | ﹤0.01% | 3497 |
|
|
2017
Q2 | – | Sell |
-26,009
| Closed | -$329K | – | 4502 |
|
|
2017
Q1 | $329K | Buy |
+26,009
| New | +$311K | ﹤0.01% | 3314 |
|
|
2015
Q2 | – | Sell |
-75,904
| Closed | -$725K | – | 3755 |
|
|
2015
Q1 | $725K | Buy |
75,904
+61,042
| +411% | +$536K | 0.01% | 1669 |
|
|
2014
Q4 | $125K | Buy |
+14,862
| New | +$118K | ﹤0.01% | 2314 |
|
Other funds holding FLEX
VPM
VCM
Jane Street's FLEX Position: Q1 2026 in Review
Jane Street increased its Flex (FLEX) stake by 1,817% in Q1 2026, buying an estimated $27.2M and bringing the position to 447,985 shares worth $29.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1470.
Jane Street first reported a position in FLEX in Q3 2013 and has held it in 39 quarters since. The position peaked at $115M in Q4 2024. 784 funds tracked by Wall St. Rank hold FLEX as of Q1 2026.
- Jane Street held 447,985 shares of Flex worth $29.3M as of Q1 2026.
- Jane Street bought 424,614 Flex shares in Q1 2026, an estimated $27.2M.
- Flex made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #1470 holding.
- Jane Street first reported a position in Flex in Q3 2013 and has held it in 39 quarters since.
- Jane Street's Flex position peaked at $115M in Q4 2024.
- 784 funds tracked by Wall St. Rank held Flex as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.