Jane Street’s Happen Inc HAPN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.82M Sell
126,800
-270,000
-68% -$4.52M ﹤0.01% 5283
2025
Q4
$7.52M Buy
396,800
+85,200
+27% +$1.51M ﹤0.01% 2681
2025
Q3
$4.73M Buy
311,600
+101,800
+49% +$1.54M ﹤0.01% 3498
2025
Q2
$2.52M Sell
209,800
-195,100
-48% -$2.03M ﹤0.01% 4048
2025
Q1
$4.18M Buy
404,900
+190,200
+89% +$2.55M ﹤0.01% 3198
2024
Q4
$3.48M Buy
214,700
+170,000
+380% +$2.5M ﹤0.01% 3194
2024
Q3
$511K Buy
+44,700
New +$477K ﹤0.01% 7147
2024
Q1
Sell
-146,500
Closed -$1.28M 9687
2023
Q4
$1.28M Sell
146,500
-57,300
-28% -$360K ﹤0.01% 5129
2023
Q3
$1.24M Buy
203,800
+74,400
+57% +$578K ﹤0.01% 4849
2023
Q2
$1.26M Sell
129,400
-19,100
-13% -$153K ﹤0.01% 4846
2023
Q1
$1.07M Sell
148,500
-143,200
-49% -$1.28M ﹤0.01% 4872
2022
Q4
$2.57M Sell
291,700
-38,000
-12% -$392K ﹤0.01% 3460
2022
Q3
$3.64M Sell
329,700
-165,700
-33% -$2.23M ﹤0.01% 3140
2022
Q2
$5.79M Sell
495,400
-629,600
-56% -$8.86M ﹤0.01% 2452
2022
Q1
$17.8M Sell
1,125,000
-352,900
-24% -$6.54M 0.01% 1367
2021
Q4
$35.7M Buy
1,477,900
+751,600
+103% +$25.5M 0.01% 819
2021
Q3
$20.5M Buy
726,300
+87,800
+14% +$2.17M 0.01% 1123
2021
Q2
$11.6M Sell
638,500
-189,500
-23% -$2.94M ﹤0.01% 1552
2021
Q1
$13.7M Buy
828,000
+586,000
+242% +$7.71M 0.01% 1275
2020
Q4
$2.56M Buy
242,000
+167,900
+227% +$1.12M ﹤0.01% 3090
2020
Q3
$349K Buy
74,100
+22,000
+42% +$116K ﹤0.01% 5666
2020
Q2
$237K Buy
+52,100
New +$324K ﹤0.01% 6167
2018
Q2
Sell
-3,200
Closed -$56K 5336
2018
Q1
$56K Sell
3,200
-172,740
-98% -$3.33M ﹤0.01% 4664
2017
Q4
$3.63M Sell
175,940
-10,760
-6% -$267K 0.01% 1080
2017
Q3
$5.68M Buy
+186,700
New +$5.37M 0.02% 801
2017
Q1
Sell
-4,080
Closed -$107K 4451
2016
Q4
$107K Sell
4,080
-2,620
-39% -$71.9K ﹤0.01% 3860
2016
Q3
$207K Sell
6,700
-18,660
-74% -$484K ﹤0.01% 3685
2016
Q2
$545K Buy
+25,360
New +$731K ﹤0.01% 2679

Other funds holding HAPN

Jane Street's HAPN Position: Q1 2026 in Review

Jane Street increased its Happen Inc (HAPN) stake by 12% in Q1 2026, buying an estimated $684K and bringing the position to 382,325 shares worth $5.47M. The position accounts for ﹤0.01% of the portfolio, ranked #3372.

Jane Street first reported a position in HAPN in Q4 2014 and has held it in 36 quarters since. The position peaked at $7.87M in Q1 2021. 246 funds tracked by Wall St. Rank hold HAPN as of Q1 2026.

  • Jane Street held 382,325 shares of Happen Inc worth $5.47M as of Q1 2026.
  • Jane Street bought 40,824 Happen Inc shares in Q1 2026, an estimated $684K.
  • Happen Inc made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3372 holding.
  • Jane Street first reported a position in Happen Inc in Q4 2014 and has held it in 36 quarters since.
  • Jane Street's Happen Inc position peaked at $7.87M in Q1 2021.
  • 246 funds tracked by Wall St. Rank held Happen Inc as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.