
“Caro is a real team player, who’s appreciated by everyone. She’s battled back time and time again from difficult periods during her time with us,” said sporting director Achim Feifel. “After three years, she’s now seeking a new challenge in Bremen. We wish her all the best for her future career.”
Siems joined Leverkusen in summer 2021 from English Women’s Super League club Aston Villa, going on to make 40 competitive appearances (three goals). All 12 of Siems’ appearances this season have come in the Bundesliga, with six of them starts. The former Germany youth international previously played at Turbine Potsdam between 2015 and 2020, including three years in the Bundesliga.
“It wasn’t an easy decision for me, but I feel ready for a new step,” said Siems. “I had three great and eventful years full of valuable experiences. Also at the times when things weren’t going well, I was always able to count on the support of the club, the team and the backroom staff.”

The Werkself conceded a goal at home for the first time since the beginning of January 67 minutes into the game against FSV Mainz 05 on Saturday. Jarell Quansah levelled late on for the final score of 1-1 to secure a point and avoid a first home defeat in six games. Bayer 04 were very critical of their performance after the game. The Werkself review.
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Rüdiger Vollborn has been at the club for 40 years, he holds the record number of Bundesliga appearances for the club (401) and is the only Bayer 04 player to have won both the UEFA Cup (1988) and the DFB Pokal (1993). And the Berliner stayed with the Werkself after ending his impressive playing career as he worked as a goalkeeping coach for the following nine years. Vollborn now works under the Bayer Cross as a fan liaison officer and club archivist. Since February 2021, the personalised Black and Red lexicon takes Werkself fans under the heading of 'Rudi recounts...' on a brief trip through the history of Bayer 04 every month…
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From special edition jerseys to fan banners, the home game against Mainz 05 was all about the many Bayer 04 fan clubs. Accordingly, a fitting tribute to the long-standing Werkself supporters was not to be missed during half-time in the Bundesliga match. Fernando Carro, CEO, honoured the up to 50-year anniversaries of six fan clubs in front of the coaches' benches at the BayArena.
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Werkself TV shows the highlights of Bayer 04's 1-1 draw against Mainz 05 on Matchday 24 of the 2025/26 Bundesliga season...

A late goal secured a point for Bayer 04 at home to FSV Mainz 05 in a match that saw the Black and Reds dominant in the second half. Despite lots of possession, the Werkself initially found few gaps and fell behind after 67 minutes when Sheraldo Becker scored in a Mainz counter-attack. In the closing stages, Leverkusen threw everything forward once again and equalised through Jarell Quansah (88').
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