There is a long list of 220 institutional holders of GBX within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of GBX by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-GBX table below, the initial column indicates the name of each top institutional holder of GBX, with a link to that fund's top holdings. The next columns indicate the amount of GBX stock held by each of the institutional holders of GBX, followed by the GBX position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.		$234,921	12/31/2023
GBX	5,257,406	$232,272	12/31/2023
NOTE 2	2,700,000	$2,649	12/31/2023
Vanguard Group Inc.	3,595,089	$158,831	12/31/2023
GBX	3,595,089	$158,831	12/31/2023
Dimensional Fund Advisors LP	2,513,387	$111,042	12/31/2023
GBX	2,513,387	$111,042	12/31/2023
Barrow Hanley Mewhinney & Strauss LLC	1,611,612	$71,201	12/31/2023
GBX	1,611,612	$71,201	12/31/2023
Thrivent Financial for Lutherans		$62,591	12/31/2023
GBX	1,183,354	$52,281	12/31/2023
NOTE 2	10,509,000	$10,310	12/31/2023
State Street Corp		$61,799	12/31/2023
GBX	1,225,343	$54,136	12/31/2023
NOTE 2	7,756,000	$7,663	12/31/2023
Hotchkis & Wiley Capital Management LLC	955,670	$42,222	12/31/2023
GBX	955,670	$42,222	12/31/2023
D. E. Shaw & Co. Inc.		$40,654	12/31/2023
NOTE	32,076,000	$31,618	12/31/2023
GBX	204,522	$9,036	12/31/2023
Lazard Asset Management LLC		$35,298	12/31/2023
Bond 30 360P2 U	35,800,000	$35,298	12/31/2023
JPMorgan Chase & Co.		$32,385	12/31/2023
BOND	29,149,000	$28,706	12/31/2023
GBX	83,265	$3,679	12/31/2023
CNH Partners LLC		$29,220	12/31/2023
NOTE 2	29,635,000	$29,220	12/31/2023
Geode Capital Management LLC	659,080	$29,122	12/31/2023
GBX	659,080	$29,122	12/31/2023
Charles Schwab Investment Management Inc.	656,037	$28,984	12/31/2023
GBX	656,037	$28,984	12/31/2023
Morgan Stanley		$28,792	12/31/2023
GBX	645,246	$28,507	12/31/2023
NOTE 2	275,000	$269	12/31/2023
NOTE 2	16,000	$16	12/31/2023
Frontier Capital Management Co. LLC	615,762	$27,204	12/31/2023
GBX	615,762	$27,204	12/31/2023
Invesco Ltd.		$26,983	12/31/2023
GBX	555,245	$24,531	12/31/2023
NOTE 2	2,500,000	$2,452	12/31/2023
American Century Companies Inc.		$23,811	12/31/2023
GBX	534,102	$23,597	12/31/2023
NOTE 2	217,000	$214	12/31/2023
Mirae Asset Global Investments Co. Ltd.	524,553	$23,175	12/31/2023
GBX	524,553	$23,175	12/31/2023
First Trust Advisors LP	507,850	$22,437	12/31/2023
GBX	507,850	$22,437	12/31/2023
Fisher Asset Management LLC	488,148	$21,566	12/31/2023
GBX	488,148	$21,566	12/31/2023
Wellington Management Group LLP		$21,089	12/31/2023
GBX	387,765	$17,131	12/31/2023
NOTE 2	4,010,000	$3,958	12/31/2023
BNP Paribas Arbitrage SA		$20,614	12/31/2023
Bond	23,667,000	$23,217	12/31/2023
Put	1,353	$5,978	12/31/2023
GBX	76,387	$3,375	12/31/2023
Sonora Investment Management Group LLC		$18,488	12/31/2023
NOTE 2	18,461,000	$18,488	12/31/2023
Ameriprise Financial Inc.	406,445	$17,957	12/31/2023
GBX	406,445	$17,957	12/31/2023
Bank of New York Mellon Corp	392,850	$17,356	12/31/2023
GBX	392,850	$17,356	12/31/2023
Northern Trust Corp	331,815	$14,660	12/31/2023
GBX	331,815	$14,660	12/31/2023
Royal Bank of Canada		$14,401	12/31/2023
GBX	221,593	$9,790	12/31/2023
NOTE 2	4,700,000	$4,611	12/31/2023
Wells Fargo & Company MN		$13,439	12/31/2023
NOTE 2	9,299,000	$9,158	12/31/2023
GBX	96,184	$4,249	12/31/2023
NOTE 2	32,000	$32	12/31/2023
Driehaus Capital Management LLC	296,520	$13,100	12/31/2023
GBX	296,520	$13,100	12/31/2023
Bridgeway Capital Management Inc.	267,771	$11,830	12/31/2023
GBX	267,771	$11,830	12/31/2023
Norges Bank	231,834	$10,242	12/31/2023
GBX	231,834	$10,242	12/31/2023
Bank of America Corp DE		$10,001	12/31/2023
NOTE 2	6,307,000	$6,187	12/31/2023
GBX	86,332	$3,814	12/31/2023
Smith Graham & Co. Investment Advisors LP	219,346	$9,691	12/31/2023
GBX	219,346	$9,691	12/31/2023
Voloridge Investment Management LLC	216,890	$9,582	12/31/2023
GBX	216,890	$9,582	12/31/2023
Goldman Sachs Group Inc.		$8,757	12/31/2023
GBX	177,113	$7,825	12/31/2023
CNV	950,000	$932	12/31/2023
Victory Capital Management Inc.	192,667	$8,512	12/31/2023
GBX	192,667	$8,512	12/31/2023
Gamco Investors INC. ET AL	170,000	$7,511	12/31/2023
GBX	170,000	$7,511	12/31/2023
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	164,929	$7,287	12/31/2023
GBX	164,929	$7,287	12/31/2023
VELA Investment Management LLC	162,975	$7,200	12/31/2023
GBX	162,975	$7,200	12/31/2023
Principal Financial Group Inc.	162,046	$7,159	12/31/2023
GBX	162,046	$7,159	12/31/2023
Community Bank of Raymore	127,289	$6,632	03/31/2024
GBX	127,289	$6,632	03/31/2024
Palisade Capital Management LLC NJ		$5,786	12/31/2023
NOTE 2	4,583,000	$4,560	12/31/2023
NOTE 2	1,246,000	$1,226	12/31/2023
Deutsche Bank AG	120,988	$5,345	12/31/2023
GBX	120,988	$5,345	12/31/2023
Citadel Advisors LLC		$5,231	12/31/2023
GBX	92,590	$4,091	12/31/2023
Call	33,400	$1,476	12/31/2023
Put	7,600	$336	12/31/2023
Empowered Funds LLC	116,271	$5,137	12/31/2023
GBX	116,271	$5,137	12/31/2023
Balyasny Asset Management LLC	108,242	$4,782	12/31/2023
GBX	108,242	$4,782	12/31/2023
Kovitz Investment Group Partners LLC	107,752	$4,760	12/31/2023
GBX	107,752	$4,760	12/31/2023
Rhumbline Advisers	104,519	$4,618	12/31/2023
GBX	104,519	$4,618	12/31/2023
Jane Street Group LLC		$4,590	12/31/2023
NOTE 2	3,428,000	$3,397	12/31/2023
GBX	25,401	$1,122	12/31/2023
Call	7,900	$349	12/31/2023
Put	6,300	$278	12/31/2023
LSV Asset Management	102,712	$4,538	12/31/2023
GBX	102,712	$4,538	12/31/2023