SG Americas Securities
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SG Americas Securities’s Anterix ATEX Stock Holding History

SG Americas Securities’s Portfolio ATEX Stock Details ATEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-48,509
Closed -$1.06M – 3216
2025
Q4 		$1.06M Buy
+48,509
New +$1.01M ﹤0.01% 1959
2025
Q3 		– Sell
-18,140
Closed -$465K – 3375
2025
Q2 		$465K Sell
18,140
-7,052
-28% -$206K ﹤0.01% 1724
2025
Q1 		$922K Buy
25,192
+4,805
+24% +$165K ﹤0.01% 1241
2024
Q4 		$625K Sell
20,387
-10
-0% -$332 ﹤0.01% 1147
2024
Q3 		$768K Sell
20,397
-18,006
-47% -$694K ﹤0.01% 1301
2024
Q2 		$1.52M Buy
+38,403
New +$1.24M 0.01% 1101
2023
Q4 		– Sell
-26,984
Closed -$847K – 3099
2023
Q3 		$847K Buy
+26,984
New +$849K 0.01% 1407
2023
Q2 		– Sell
-15,993
Closed -$528K – 2293
2023
Q1 		$528K Sell
15,993
-1,231
-7% -$40.3K 0.01% 1675
2022
Q4 		$554K Buy
17,224
+5,243
+44% +$178K 0.01% 1450
2022
Q3 		$428K Buy
11,981
+3,390
+39% +$141K 0.01% 1686
2022
Q2 		$353K Sell
8,591
-29,145
-77% -$1.42M ﹤0.01% 2262
2022
Q1 		$2.19M Sell
37,736
-23,980
-39% -$1.31M 0.02% 857
2021
Q4 		$3.63M Buy
61,716
+38,572
+167% +$2.34M 0.02% 665
2021
Q3 		$1.41M Buy
+23,144
New +$1.36M 0.01% 1607
2021
Q1 		– Sell
-8,004
Closed -$301K – 3270
2020
Q4 		$301K Sell
8,004
-9,103
-53% -$300K ﹤0.01% 2358
2020
Q3 		$560K Buy
17,107
+672
+4% +$28.4K ﹤0.01% 1556
2020
Q2 		$745K Sell
16,435
-755
-4% -$38.6K 0.01% 1701
2020
Q1 		$785K Buy
+17,190
New +$778K 0.01% 1473
2019
Q4 		– Sell
-45,227
Closed -$1.64M – 3274
2019
Q3 		$1.64M Buy
+45,227
New +$1.91M 0.01% 1090

Other funds holding ATEX

OCAM
Owl Creek Asset Management New York $1.38B AUM 59.67% 1-Year Est. Return
HCL
Heard Capital LLC Chicago, Illinois $1.93B AUM 21.66% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
QF
QVT Financial New York $1.37B AUM 148.1% 1-Year Est. Return
PM
Plustick Management Charlottesville, Virginia $207M AUM 253.94% 1-Year Est. Return
GI
GAMCO Investors Greenwich, Connecticut $10.2B AUM 30.27% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

SG Americas Securities's ATEX Position: Q1 2026 in Review

SG Americas Securities sold out of Anterix (ATEX) in Q1 2026, closing a stake of 48,509 shares — an estimated $1.06M sold.

SG Americas Securities first reported a position in ATEX in Q3 2019 and held it in 19 quarters. The position peaked at $3.63M in Q4 2021. 132 funds tracked by Wall St. Rank hold ATEX as of Q1 2026.

  • SG Americas Securities reported no remaining Anterix position as of Q1 2026 after selling out during the quarter.
  • SG Americas Securities sold 48,509 Anterix shares in Q1 2026, an estimated $1.06M.
  • SG Americas Securities first reported a position in Anterix in Q3 2019 and held it in 19 quarters.
  • SG Americas Securities's Anterix position peaked at $3.63M in Q4 2021.
  • 132 funds tracked by Wall St. Rank held Anterix as of Q1 2026.

Based on SG Americas Securities's 13F filing for Q1 2026, filed 16 Apr 2026.