Susquehanna International Group’s Research Frontiers REFR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$141K Buy
156,786
+33,784
+27% +$37K ﹤0.01% 12073
2025
Q4
$161K Buy
123,002
+31,126
+34% +$52.6K ﹤0.01% 11105
2025
Q3
$146K Sell
91,876
-38,432
-29% -$58.1K ﹤0.01% 11301
2025
Q2
$211K Buy
130,308
+9,688
+8% +$14.2K ﹤0.01% 11098
2025
Q1
$136K Buy
120,620
+35,331
+41% +$50.5K ﹤0.01% 11302
2024
Q4
$146K Buy
85,289
+30,705
+56% +$60.1K ﹤0.01% 11044
2024
Q3
$120K Buy
54,584
+11,859
+28% +$24.5K ﹤0.01% 10927
2024
Q2
$78.6K Buy
+42,725
New +$74.8K ﹤0.01% 11183
2024
Q1
Sell
-26,185
Closed -$26.4K 13147
2023
Q4
$26.4K Buy
26,185
+15,690
+149% +$16.3K ﹤0.01% 11917
2023
Q3
$11.3K Sell
10,495
-11,861
-53% -$18K ﹤0.01% 11705
2023
Q2
$35.8K Buy
+22,356
New +$36.1K ﹤0.01% 11461
2022
Q2
Sell
-36,379
Closed -$65.9K 13763
2022
Q1
$70K Sell
36,379
-68,319
-65% -$126K ﹤0.01% 12132
2021
Q4
$180K Sell
104,698
-46,793
-31% -$100K ﹤0.01% 11575
2021
Q3
$388K Buy
151,491
+50,200
+50% +$116K ﹤0.01% 10007
2021
Q2
$240K Sell
101,291
-19,114
-16% -$47.6K ﹤0.01% 11223
2021
Q1
$342K Buy
120,405
+98,638
+453% +$383K ﹤0.01% 10337
2020
Q4
$61K Sell
21,767
-62,381
-74% -$176K ﹤0.01% 10696
2020
Q3
$227K Buy
84,148
+37,025
+79% +$107K ﹤0.01% 9255
2020
Q2
$191K Sell
47,123
-6,498
-12% -$24.1K ﹤0.01% 9072
2020
Q1
$126K Buy
53,621
+58
+0.1% +$186 ﹤0.01% 9154
2019
Q4
$161K Sell
53,563
-35,509
-40% -$114K ﹤0.01% 8905
2019
Q3
$285K Buy
+89,072
New +$339K ﹤0.01% 8397
2018
Q2
Sell
-16,030
Closed -$16K 10256
2018
Q1
$16K Buy
+16,030
New +$15.6K ﹤0.01% 9150
2017
Q4
Sell
-20,426
Closed -$24K 9795
2017
Q3
$24K Buy
20,426
+8,862
+77% +$10.6K ﹤0.01% 8634
2017
Q2
$15K Buy
+11,564
New +$14.5K ﹤0.01% 9056
2017
Q1
Sell
-14,139
Closed -$26K 9771
2016
Q4
$26K Buy
+14,139
New +$29.3K ﹤0.01% 9396
2015
Q4
Sell
-29,227
Closed -$147K 9869
2015
Q3
$148K Buy
29,227
+9,986
+52% +$53K ﹤0.01% 8933
2015
Q2
$103K Buy
19,241
+3,643
+23% +$21.4K ﹤0.01% 9654
2015
Q1
$95K Sell
15,598
-14,757
-49% -$76.8K ﹤0.01% 8982
2014
Q4
$155K Sell
30,355
-3,910
-11% -$19.8K ﹤0.01% 8995
2014
Q3
$197K Buy
34,265
+5,614
+20% +$29.5K ﹤0.01% 8698
2014
Q2
$174K Sell
28,651
-16,451
-36% -$87.8K ﹤0.01% 9171
2014
Q1
$234K Buy
+45,102
New +$286K ﹤0.01% 7997
2013
Q4
Sell
-11,004
Closed -$59.8K 9256
2013
Q3
$47K Sell
11,004
-2,220
-17% -$9.25K ﹤0.01% 8247
2013
Q2
$53K Buy
+13,224
New +$52.3K ﹤0.01% 7965

Other funds holding REFR

Susquehanna International Group's REFR Position: Q1 2026 in Review

Susquehanna International Group increased its Research Frontiers (REFR) stake by 27% in Q1 2026, buying an estimated $37K and bringing the position to 156,786 shares worth $141K. The position accounts for ﹤0.01% of the portfolio, ranked #12073.

Susquehanna International Group first reported a position in REFR in Q2 2013 and has held it in 35 quarters since. The position peaked at $388K in Q3 2021. 35 funds tracked by Wall St. Rank hold REFR as of Q1 2026.

  • Susquehanna International Group held 156,786 shares of Research Frontiers worth $141K as of Q1 2026.
  • Susquehanna International Group bought 33,784 Research Frontiers shares in Q1 2026, an estimated $37K.
  • Research Frontiers made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #12073 holding.
  • Susquehanna International Group first reported a position in Research Frontiers in Q2 2013 and has held it in 35 quarters since.
  • Susquehanna International Group's Research Frontiers position peaked at $388K in Q3 2021.
  • 35 funds tracked by Wall St. Rank held Research Frontiers as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.