PDT Partners’s IDT Corp IDT Stock Holding History

PDT Partners’s Portfolio IDT Stock Details IDT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.48M	Buy	25,509 +2,375	+10%	+$126K	0.08%	282
2026 Q1	$1.14M	Hold	23,134	–	–	0.07%	318
2025 Q4	$1.18M	Sell	23,134 -8,759	-27%	-$439K	0.08%	330
2025 Q3	$1.67M	Hold	31,893	–	–	0.11%	285
2025 Q2	$2.18M	Buy	31,893 +20,622	+183%	+$1.18M	0.12%	282
2025 Q1	$578K	Buy	+11,271	New	+$546K	0.04%	499
2021 Q2	–	Sell	-16,235	Closed	-$368K	–	878
2021 Q1	$368K	Buy	16,235 +4,900	+43%	+$87.7K	0.03%	563
2020 Q4	$140K	Sell	11,335 -1,948	-15%	-$21.6K	0.01%	640
2020 Q3	$87K	Buy	+13,283	New	+$87.7K	0.01%	683
2020 Q2	–	Sell	-12,290	Closed	-$67K	–	734
2020 Q1	$67K	Sell	12,290 -600	-5%	-$4.29K	0.01%	623
2019 Q4	$93K	Buy	12,890 +2,000	+18%	+$14.4K	0.01%	693
2019 Q3	$115K	Buy	10,890 +90	+0.8%	+$899	0.01%	430
2019 Q2	$102K	Sell	10,800 -2,400	-18%	-$17.7K	0.01%	398
2019 Q1	$88K	Sell	13,200 -8,813	-40%	-$58.7K	0.01%	417
2018 Q4	$136K	Buy	+22,013	New	+$157K	0.01%	427
2013 Q4	–	Sell	-16,806	Closed	-$211K	–	875
2013 Q3	$211K	Sell	16,806 -79,334	-83%	-$963K	0.01%	1380
2013 Q2	$1.07M	Buy	+96,140	New	+$939K	0.03%	792

Other funds holding IDT

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

KBG

Kahn Brothers Group New York $633M AUM 39.01% 1-Year Est. Return

PDT Partners's IDT Position: Q2 2026 in Review

PDT Partners increased its IDT Corp (IDT) stake by 10% in Q2 2026, buying an estimated $126K and bringing the position to 25,509 shares worth $1.48M. The position accounts for 0.08% of the portfolio, ranked #282.

PDT Partners first reported a position in IDT in Q2 2013 and has held it in 17 quarters since. The position peaked at $2.18M in Q2 2025. 197 funds tracked by Wall St. Rank hold IDT as of Q2 2026.

PDT Partners held 25,509 shares of IDT Corp worth $1.48M as of Q2 2026.
PDT Partners bought 2,375 IDT Corp shares in Q2 2026, an estimated $126K.
IDT Corp made up 0.08% of PDT Partners's portfolio in Q2 2026, its #282 holding.
PDT Partners first reported a position in IDT Corp in Q2 2013 and has held it in 17 quarters since.
PDT Partners's IDT Corp position peaked at $2.18M in Q2 2025.
197 funds tracked by Wall St. Rank held IDT Corp as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.